As Californians go to the polls Tuesday night, they won't just be deciding the future of marijuana in their state - the vote may also rattle the booming B.C. bud industry. If the law passes, B.C.'s illegal pot industry - which generates between $3 billion and $7 billion a year - could take a big hit, says Darryl Plecas, a criminology professor at B.C.'s University of the Fraser Valley.